public static KeyboardInput CreateFrom(WinAPI.WM wParam, Mubox.WinAPI.WindowHook.KBDLLHOOKSTRUCT hookStruct)
{
KeyboardInput e = new KeyboardInput();
e.VK = hookStruct.vkCode;
e.Scan = hookStruct.scanCode;
e.Flags = hookStruct.flags;
e.Time = hookStruct.time;
e.WM = wParam;
return e;
}
public static KeyboardInput CreateFrom(Win32.WM wParam, Mubox.Win32.WindowHook.KBDLLHOOKSTRUCT hookStruct)
{
KeyboardInput e = new KeyboardInput();
e.VK = hookStruct.vkCode;
e.Scan = hookStruct.scanCode;
e.Flags = hookStruct.flags;
e.Time = hookStruct.time;
e.WM = wParam;
return(e);
}
private static void OnKeyboardInputReceivedInternal(KeyboardInput e)
{
try
{
if (e != null)
{
KeyboardInputReceived(null, e);
if (Performance.IsPerformanceEnabled)
{
KeyboardHandlerPerformance.Count((long)(e.CreatedTime - DateTime.Now).TotalMilliseconds);
}
}
}
catch (Exception ex)
{
ex.Log();
}
}
public virtual void Dispatch(KeyboardInput e)
{
}
private void Process(KeyboardInput keyboardInput)
{
if (!UpdatePressedKeys(keyboardInput.VK, keyboardInput.Scan, keyboardInput.Flags, keyboardInput.Time))
{
return;
}
switch ((WinAPI.VK)keyboardInput.VK)
{
case WinAPI.VK.Control:
case WinAPI.VK.LeftControl:
case WinAPI.VK.RightControl:
if ((keyboardInput.Flags & WinAPI.WindowHook.LLKHF.UP) == WinAPI.WindowHook.LLKHF.UP)
{
CurrentMK = (CurrentMK | WinAPI.Windows.MK.MK_CONTROL) ^ WinAPI.Windows.MK.MK_CONTROL;
}
else
{
CurrentMK |= WinAPI.Windows.MK.MK_CONTROL;
}
break;
case WinAPI.VK.Shift:
case WinAPI.VK.LeftShift:
case WinAPI.VK.RightShift:
if ((keyboardInput.Flags & WinAPI.WindowHook.LLKHF.UP) == WinAPI.WindowHook.LLKHF.UP)
{
CurrentMK = (CurrentMK | WinAPI.Windows.MK.MK_SHIFT) ^ WinAPI.Windows.MK.MK_SHIFT;
}
else
{
CurrentMK |= WinAPI.Windows.MK.MK_CONTROL;
}
break;
}
var vk = keyboardInput.VK;
var flags = keyboardInput.Flags;
var scan = keyboardInput.Scan;
var time = keyboardInput.Time;
var cas = keyboardInput.CAS;
var wParam = (uint)vk;
WinAPI.WM wm = (((flags & WinAPI.WindowHook.LLKHF.UP) == WinAPI.WindowHook.LLKHF.UP) ? WinAPI.WM.KEYUP : WinAPI.WM.KEYDOWN); // TODO SYSKEYDOWN via Win32.WindowHook.LLKHF.AltKey ?
uint lParam = 0x01;
if (wm == WinAPI.WM.KEYUP)
{
lParam |= 0xC0000000; // TODO: this may need to change on 64bit platforms, not clear
}
uint scanCode = scan;
if (scanCode > 0)
{
lParam |= ((scanCode & 0xFF) << 16); // TODO: this may need to change on 64bit platforms, not clear
}
if ((flags & WinAPI.WindowHook.LLKHF.UP) != WinAPI.WindowHook.LLKHF.UP)
{
// async Win32.GetKeyboardState or similar to capture actual/current CAS states
if ((cas & WinAPI.CAS.CONTROL) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Control,
Flags = (WinAPI.WindowHook.LLKHF)0,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Control, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
}
if ((cas & WinAPI.CAS.ALT) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Menu,
Flags = (WinAPI.WindowHook.LLKHF)0,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Menu, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
flags |= WinAPI.WindowHook.LLKHF.ALTDOWN;
}
if ((cas & WinAPI.CAS.SHIFT) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Shift,
Flags = (WinAPI.WindowHook.LLKHF)0,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Shift, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
}
}
// NOTE: some apps may actually rely on keyboard state, AttachInputThread will clobber keyboard state. now that we don't continually attach/detach we should be able to set keyboard correctly
// TODO: this should be a game profile level option - some games exhibit 'double entry' of input when this is called
WinAPI.SetKeyboardState(this.pressedKeys);
/* REMOVED: key state becomes invalid for at least one game with this implemented - need to put it into an option if it needs to be re-added - was never noticed because for a while LeftMenu was not being translated into 'Menu' and this code was not executing
if (this.pressedKeys[(int)WinAPI.VK.Menu] == 0x80 || keyboardInput.VK == WinAPI.VK.Menu)
{
switch (wm)
{
case WinAPI.WM.KEYDOWN:
wm = WinAPI.WM.SYSKEYDOWN;
break;
case WinAPI.WM.KEYUP:
wm = WinAPI.WM.SYSKEYUP;
break;
}
}
else
{
switch (wm)
{
case WinAPI.WM.SYSKEYDOWN:
wm = WinAPI.WM.KEYDOWN;
break;
case WinAPI.WM.SYSKEYUP:
wm = WinAPI.WM.KEYUP;
break;
}
}
*/
WinAPI.Windows.SendMessage(ClientWindowHandle, wm, new UIntPtr(wParam), new UIntPtr(lParam));
// if keydown, translate message
// TODO: this should be a game profile option - some games may exhibit 'double entry' of input when this is called, most games don't function correctly without it
if (wm == WinAPI.WM.KEYDOWN || wm == WinAPI.WM.SYSKEYDOWN)
{
var msg = new WinAPI.Windows.MSG();
msg.hwnd = ClientWindowHandle;
msg.lParam = lParam;
msg.message = wm;
msg.pt = new WinAPI.Windows.POINT();
msg.time = WinAPI.SendInputApi.GetTickCount();
msg.wParam = (int)vk;
WinAPI.Windows.TranslateMessage(ref msg);
//WinAPI.Windows.GetMessage(out msg, ClientWindowHandle, Mubox.WinAPI.WM.CHAR, WinAPI.WM.UNICHAR);
//WinAPI.Windows.SendMessage(ClientWindowHandle, wm, new UIntPtr(wParam), new UIntPtr(lParam));
}
// TODO: this expression should probably be checking for == UP, but the individual key states need to be refactored to check current state first)
// NOTE: if subsequent keys still rely on this state, it will be re-set as expected because of the sister CASE code above
if ((flags & WinAPI.WindowHook.LLKHF.UP) != WinAPI.WindowHook.LLKHF.UP)
{
if ((cas & WinAPI.CAS.CONTROL) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Control,
Flags = WinAPI.WindowHook.LLKHF.UP,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Control, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
}
if ((cas & WinAPI.CAS.ALT) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Menu,
Flags = WinAPI.WindowHook.LLKHF.UP,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Menu, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
}
if ((cas & WinAPI.CAS.SHIFT) != 0)
{
Process(new KeyboardInput
{
VK = WinAPI.VK.Shift,
Flags = WinAPI.WindowHook.LLKHF.UP,
Scan = (uint)WinAPI.SendInputApi.MapVirtualKey(WinAPI.VK.Shift, WinAPI.SendInputApi.MAPVK.MAPVK_VK_TO_VSC),
Time = time,
CAS = (WinAPI.CAS)0,
});
}
}
}
private void KeyboardInputHook_KeyboardInputReceived(object sender, KeyboardInput e)
{
if (this.Keyboard_DefaultAction != null)
{
if (this.Keyboard_DefaultAction(e) || e.Handled)
{
return;
}
}
Func<KeyboardInput, bool> action = null;
var keyAction = Keyboard_ActionMap[(WinAPI.VK)e.VK];
if (keyAction != null)
{
if (keyAction.TryGetValue(e.WM, out action))
{
if (action(e) || e.Handled)
{
return;
}
}
//else
//{
// Console.WriteLine("???? MISSING WM ACTION IN MESSAGE MAP - vk=" + (WinAPI.VK)e.VK + " wm=" + e.WM);
//}
}
else
{
Console.WriteLine("???? MISSING KEY ACTION IN KEY MAP - vk=" + (WinAPI.VK)e.VK + " wm=" + e.WM);
}
if (!Mubox.Configuration.MuboxConfigSection.Default.IsCaptureEnabled)
{
return;
}
Mubox.Extensions.ExtensionManager.Instance.OnKeyboardInputReceived(sender, e);
ClientBase activeClient = this.ActiveClient;
if (Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile.EnableMulticast && !ActiveClientOnly(e))
{
e.Handled = true;
ClientBase[] clients = GetCachedClients();
KeySetting globalKeySetting;
if (MuboxConfigSection.Default.Profiles.ActiveProfile.Keys.TryGetKeySetting((WinAPI.VK)e.VK, out globalKeySetting))
{
if (globalKeySetting.RoundRobinKey)
{
if (clients.Length > 0)
{
int clientIndex = roundRobinTable[(int)e.VK];
if (e.Flags.HasFlag(WinAPI.WindowHook.LLKHF.UP))
{
// we only update round-robin target on key-up, otherwise two different clients receive keydown vs. keyup events
roundRobinTable[(int)e.VK] = (byte)clientIndex + 1;
}
ClientBase client = clients[clientIndex % clients.Length];
InputToClient(e, client);
return;
}
}
}
foreach (ClientBase client in clients)
{
InputToClient(e, client);
}
}
else if (activeClient != null)
{
e.Handled = true;
ForwardEventToClient(e, activeClient);
}
}
private static void InputToClient(KeyboardInput e, ClientBase client)
{
// this method basically applies CAS settings and calls ForwardEventToClient
byte cas = 0;
var clientSettings = Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile.ActiveClient;
if (clientSettings != null)
{
if (clientSettings.Name.Equals(client.DisplayName, StringComparison.InvariantCultureIgnoreCase))
{
Mubox.Configuration.KeySetting keySetting;
if (clientSettings.Keys.TryGetKeySetting((WinAPI.VK)e.VK, out keySetting) && keySetting.EnableNoModActiveClient)
{
cas = (byte)e.CAS;
e.CAS = (WinAPI.CAS)0;
}
}
}
ForwardEventToClient(e, client);
if (cas != 0)
{
e.CAS = (WinAPI.CAS)cas;
}
}
private static void ForwardEventToClient(KeyboardInput e, ClientBase clientBase)
{
try
{
e.WindowStationHandle = clientBase.WindowStationHandle;
e.WindowDesktopHandle = clientBase.WindowDesktopHandle;
e.WindowHandle = clientBase.WindowHandle;
clientBase.Dispatch(e);
}
catch (Exception ex)
{
Mubox.Control.Network.Server.RemoveClient(clientBase);
ex.Log();
}
}
private static bool ActiveClientOnly(KeyboardInput e)
{
// TODO optimize !!! iterating 'all keys' looking for a match is a waste of CPU, perhaps a bitmap of Win32.VK makes sense, but it needs to be synchronized against the config (perhaps on Save)
bool activeClientOnly = false;
foreach (var item in Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile.Keys.Cast<Mubox.Configuration.KeySetting>())
{
if (item.ActiveClientOnly && (WinAPI.VK)e.VK == item.InputKey)
{
activeClientOnly = true;
break;
}
}
return activeClientOnly;
}
public override void Dispatch(KeyboardInput e)
{
#if DEBUG
("Dispatch(" + _displayName + ") " + Convert.ToString(e)).Log();
#endif
ServerTxPerformanceIncrement("KB");
try
{
Send(e);
base.Dispatch(e);
}
catch
{
Control.Network.Server.RemoveClient(this);
}
}
